using System;
using System.Collections.Generic;

public class myLine3D
{
  //Stored as a point p and a vector v. Then line is p+tv.
  public myPoint3D p;
  public myVector3D v;

  //returns the point p + tv, where t is the argument of the function.
  public myPoint3D pointat(double t) 
  {
      return p + v * t;
  }

  public myLine3D( )
  {
  }
}

